计算表明用考虑了体弹模量随空间变化的弹性理论能很好地再现出观测到的压力分布。

The computation shows that the observed pressure distribution can be well reproduced by the elastic theory with a spatial varying bulk modulus.

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结论：光弹应力分析法适用于双层结构全瓷冠应力分布的研究，可用于观测全瓷冠的应力分布趋势及其变化。

Conclusion: Photoelastic stress analysis method can be used in the study of the stress distribution in ceramic dental crown with bilayer structure.

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